A products made by Alesis come primarily for studio and live performance (as opposed to domestic) use & come targeted at professional and semi-professional musicians. Alesis is known for budget devices however has another time produced amazingly high-quality & innovative devices like a parallel synth Andromeda & software package analogue modelled synth known as Ion. A second computer software exemplary synth according to a ION is the Micrometer. A Micrometer has occasionally features non obtained on the ION. More noted Alesis devices from either a past include a late Lxxx's drum machine SR-16 & early Xc's omnipresent Eight multi-track digital tape recorder Alesis ADAT. A company suffered fiscal turbulence inside 2001 as a consequence an April 27 Chapter 11 bankruptcy filing, after investing heavy in a stiff-disk equivilent of the ADAT, the HD Two dozen. In the subsequent restructuring, Jack O'Donnell (president of Numark Industries) acquired a company.